noun (plural bimillenaries)

Icons, bibles, paintings, sculptures and other objects serve as resonant symbols of the religion that marked its bimillenary in the year 2000.

In 1937 and 1938 marked the bimillenary of the birth of Caesar Augustus.

Under the editorship of Professor Robert L. Cleve, PhD, OAF, KCR, the issue begins with his outstanding study of the inscriptions and illustrations from the 1937 issue of postage stamps from the Italian Kingdom celebrating the bimillenary of the birth of the Emperor Augustus.